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SIGGRAPH
2000
ACM
14 years 2 months ago
Time-dependent visual adaptation for fast realistic image display
Human vision takes time to adapt to large changes in scene intensity, and these transient adjustments have a profound effect on visual appearance. This paper offers a new operator...
Sumanta N. Pattanaik, Jack Tumblin, Yangli Hector ...
ADBIS
2000
Springer
188views Database» more  ADBIS 2000»
14 years 2 months ago
Algorithms for Rewriting Aggregate Queries Using Views
Queries involving aggregation are typical in a number of database research areas, such as data warehousing, global information systems and mobile computing. One of the main ideas ...
Sara Cohen, Werner Nutt, Alexander Serebrenik
AC
1999
Springer
14 years 2 months ago
The University Student Registration System: A Case Study in Building a High-Availability Distributed Application Using General P
Prior to 1994, student registration at Newcastle University involved students being registered in a single place, where they would present a form which had previously been filled ...
Mark C. Little, Stuart M. Wheater, David B. Ingham...
VLDB
1998
ACM
101views Database» more  VLDB 1998»
14 years 2 months ago
On Optimal Node Splitting for R-trees
The problem of finding an optimal bipartition of a rectangle set has a direct impact on query performance of dynamic R-trees. During update operations, overflowed nodes need to be...
Yván J. García, Mario A. Lopez, Scot...
STOC
1997
ACM
125views Algorithms» more  STOC 1997»
14 years 2 months ago
An Interruptible Algorithm for Perfect Sampling via Markov Chains
For a large class of examples arising in statistical physics known as attractive spin systems (e.g., the Ising model), one seeks to sample from a probability distribution π on an...
James Allen Fill